HUMAN ECOLOGY
 HUMAN ECOLOGY
 DEF 

THE
RELATIONSHIP
BETWEEN
HUMANS AND
THEIR
ENVIRONMENT
 HUMANS CAN
NEGATIVELY, OR
POSITIVELY
EFFECT THEIR
ENVIRONMENT
HUMAN ECOLOGY
 THE MAIN NEGATIVE ECOLOGICAL IMPACT BY
HUMANS IS REFERRED TO AS:
THE BIODIVERSITY CRISIS
 DEF  LOSS OF BIODIVERSITY (EXTINCTION OF A
VARIETY OF SPECIES)
HUMAN ECOLOGY
 THERE ARE THREE MAJOR REASONS FOR THE
BIODIVERSITY CRISIS
 OVER________________
 H______________ D_______________
 I_______________ S_______________
HUMAN ECOLOGY
 OVERPOPULATION
 THE BIRTH RATE IS
GREATER THAN
THE DEATH RATE
 WHY IS THIS A
PROBLEM?
HUMAN ECOLOGY
 HABITAT DESTRUCTION
HUMAN ECOLOGY
 HABITAT DESTRUCTION CAN RESULT FROM:
 URBANIZATION
 POOR FARMING PRACTICES
 MISUSE OF PESTICIDES
 POLLUTION (NOISE, WATER, AIR, LAND)
HUMAN ECOLOGY
 SPECIFIC CONSEQUENCES OF POLLUTION
 EUTROPHICATION (WATER POLLUTION)
 BIOLOGICAL MAGNIFICATION (WATER
POLLUTION)
 GARBAGE ISLAND (WATER POLLUTION)
 ACID RAIN (WATER & AIR POLLUTION)
 OZONE DEPLETION (AIR POLLUTION)
 GLOBAL WARMING(AIR POLLUTION)

“GREENHOUSE EFFECT”
HUMAN ECOLOGY
PLEASE PLEASE
PLEASE PLEASE REMEMBER THAT
 EVERYONE,
GLOBAL WARMING AND OZONE DEPLETION ARE
NOT THE SAME THING!!!!!!
HUMAN ECOLOGY
 THE LAST THREAT TO BIODIVERSITY COMES
FROM:
 INTRODUCED/INVASIVE (FOREIGN) SPECIES



DEF 
LOOK INTO RABBITS AND
AUSTRALIA!!
INVASIVE SPECIES RAP
HUMAN ECOLOGY
 DO HUMANS DO ANYTHING GOOD FOR THE
ENVIRONMENT?
 CONSERVATION BIOLOGY




CONTROLLING POLLUTION
REFORESTATION
NATURE RESERVES
BIOREMEDIATION
 PEST CONTROL
 POLLUTION CLEAN-UP
HUMAN ECOLOGY
 CONTROLLING POLLUTION
 WHAT CAN WE DO
TO CONTROL
THIS?

HUMAN ECOLOGY
 REFORESTATION
HUMAN ECOLOGY
 NATURE RESERVES
HUMAN ECOLOGY
 BIOREMEDIATION
 DEF  ??
HUMAN ECOLOGY
 BIOLOGICAL PEST
CONTROL
HUMAN ECOLOGY
 THIS CONCLUDES OUR BROADCAST DAY!!